import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/write")
public class Write extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        resp.setContentType("text/html; charset=utf-8");
        String key = req.getParameter("key");
        String value = req.getParameter("value");
        ServletContext context = this.getServletContext();
        context.setAttribute("key",key);
        context.setAttribute("value",value);
        resp.getWriter().write("<h3> 写入成功 </h3>");
    }
}
